268 AUSTRALIAN PSYLLID^i^:, 



Imago. — Length 0*03, antennae 0*0075 inch. 



General colour deep 37"ellow, finely barred with black on thoracic 

 and abdominal segments; apical joints of antennae fuscous, eyes 

 light reddish-brown ; wings semiopaque, coriaceous, slightly 

 clouded with 3^ellow, nervures pale brown. Head broad, with a 

 frontal cleft, median suture, and fovea on either side; rounded in 

 front, arcuate behind antennae, swelling out, and rounded at eyes. 

 Face lobes short, deeply divided, rounded at apex, clothed with 

 fine hairs. Antennae short, springing from front of head, and 

 curving round on sides : lst-2nd joints short, thick; 3rd longest, 

 slender; 4th-9th slender, uniform; 10th not quite as long, rounded 

 at apex. Eyes large, projecting, reniform : central ocellus very 

 small, at apex of median suture; lateral ocelli large, close to front 

 margin of eyes. Thorax : pronotum very slender, curving round, 

 and impressed wdth five foveas; dorsulum spindle-shaped, broad in 

 centre, tapering to extremities ; mesonotum large, arcuate in 

 front, swelling out on sides, rounded and sloping round to hind 

 margin, arcuate in centre of hind margin ; scutellum broad, 

 rounded behind. Legs stout, tibiae slender. Wings long, slender, 

 thrice as long as broad, rounded at tip; primary stalk long; stalk 

 of subcosta longer than stalk of cubitus; subcosta running parallel 

 with costal nervure forming a narrow cell, but no stigma; radius 

 long, straight, running out above tip of wing; stalk of cubitus 

 short; upper branch of cubitus long; upper fork short, running 

 out at tip of wing, lower fork about same length, turning down; 

 lower branch of cubitus long, upper fork very long, curving round 

 to cubital fork, lower fork very short, nearly transverse; clavus 

 stout, clavical suture distinct. Genitalia : {g) lower genital plate 

 large, broad; forceps long, slender, turning upward; penis slender; 

 upper genital plate broad at base, terminating in a slender pointed 

 tip : (9) broad at base, sabre-shaped. 



Hab. — Hornsby, Botany, &c., N.S.W. (on Eucalypt^is capitel- 

 lata; W. W. Froggatt). 



This is a rather common species with a wide range over the 

 coastal districts of New South Wales. The larvae and pupae 

 congregate at the extreme tips of the young foliage, and envelope 



